U0303high severityNetwork
Software Incompatibility With Multi-Axis Acceleration Sensor Module
on 2007-2017 Jeep Compass 2.4L I4 · AWD
What this code means
The software version in the multi-axis acceleration sensor module does not match other modules on the network. This prevents proper communication and function.
Symptoms
- Stability control warning light
- Multiple system faults
- Fault codes stored
Common causes
- Outdated or mismatched module software
- Improper module replacement without programming
- Failed sensor module
- Incomplete software update
Diagnostic steps
- Verify software versions of all modules
- Compare against manufacturer specs
- Reflash or update module software
- Retest system after programming
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Other Network codes on this vehicle
U0001
High Speed CAN Communication Bus
U0002
High Speed CAN Communication Bus Performance
U0003
High Speed CAN Communication Bus (+) Open
U0004
High Speed CAN Communication Bus (+) Low
U0005
High Speed CAN Communication Bus (+) High
U0006
High Speed CAN Communication Bus (-) Open
U0007
High Speed CAN Communication Bus (-) Low
U0008
High Speed CAN Communication Bus (-) High
U0009
High Speed CAN Communication Bus Shorted Together
U0010
Medium Speed CAN Communication Bus